Batman/Superman/Weird Al: World's Weirdest — DC Comics
Issue: #1
AN ALL-NEW, OVER-SIZE, "WHA-HUH?" TEAM-UP ADVENTURE!The fifth dimension is being hit with an affliction that turns everything dull and ordinary, but as Mr. Mxyzptlk reaches out to Superman and Batman for help, the same plague has hit Earth!There's only one person to call: "Weird Al"! Get ready for a wild one-shot where the one and only "Weird Al" Yankovic joins the World's Finest team!
First appearances: Harvey the Wonder Hamster, Brxprttz
Creators: Chris Rosa, Dan Schoening, Fico Ossio, Jerry Gaylord, Luis Antonio Delgado, Mark Spears, Mark Waid, Paul Kaminski, Riley Rossmo, Steve Wands, Tyrone Finch, Al Yankovic
Characters: Harvey the Wonder Hamster, Brxprttz, Batman, Joker, Superman, Jimmy Olsen, Robotman, Negative Man, Elasti-Girl, Zatanna, John Stewart, Weird Al Yankovic, Mr. Terrific, Barry Allen, Mr. Mxyzptlk, Mopee, Lex Luthor, Mr. Nobody, Zook, Mrs. Nyxly